4. Samara Morgan (The Ring)

It’s a fact: all kids are kind of scary. They say weird sh*t, don’t have a good grasp on reality and start screaming bloody murder over something that went down on Spongebob Squarepants. Add a murderous stepmother, old-timey nightgown and impenetrable mask of black hair to the mix, and you’ve got the kind of child-ghost that’ll make a grown man sleep with the lights on.